u4467b ATMEL Corporation, u4467b Datasheet - Page 5

• Manufacturer Part Number: u4467b
• Description: Sound Demodulator
• Manufacturer: ATMEL Corporation

U4467B
Internal Pin Configuration
10 k
10 k
2.3 V
2 k
2 k
4
2
4.25 V
3.5 V
1
13795
13797
Figure 6. Internal reference voltage (Pin 4)
Figure 4. Sound IF inputs (Pins 1 and 2)
1.45 V
6
100
1 mA
IDC
13799
3
Figure 7. AM output (Pin 6)
13796
3.5 V
20 k
Figure 5. AGC time constant (Pin 3)
10
2.6 V
20 k
13802
Figure 8. Mute switch (Pin 10)
Rev. A1, 23-Apr-99
5 (7)
Preliminary Information